return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for NH(C2H5)2 (diethylamine)

using model chemistry: QCISD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/aug-cc-pVTZ
 hartrees
Energy at 0K-213.391453
Energy at 298.15K 
HF Energy-212.396136
Nuclear repulsion energy188.728762
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at QCISD/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD/aug-cc-pVTZ
ABC
0.59497 0.07028 0.06626

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.289 0.000
C2 0.017 0.517 1.215
C3 0.017 0.517 -1.215
C4 0.017 -0.368 2.451
C5 0.017 -0.368 -2.451
H6 -0.800 -0.889 0.000
H7 -0.836 1.213 1.252
H8 0.922 1.132 1.202
H9 -0.836 1.213 -1.252
H10 0.922 1.132 -1.202
H11 0.033 0.235 3.361
H12 -0.878 -0.994 2.481
H13 0.889 -1.024 2.449
H14 0.033 0.235 -3.361
H15 -0.878 -0.994 -2.481
H16 0.889 -1.024 -2.449

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.45791.45792.45262.45261.01412.13312.06862.13312.06863.40112.73062.70103.40112.73062.7010
C21.45792.42991.52093.77172.03021.10161.09352.70132.65242.16422.16562.15784.58424.09244.0689
C31.45792.42993.77171.52092.03022.70132.65241.10161.09354.58424.09244.06892.16422.16562.1578
C42.45261.52093.77174.90272.63592.16062.15184.11614.05121.09111.09301.09035.84315.05215.0198
C52.45263.77171.52094.90272.63594.11614.05122.16062.15185.84315.05215.01981.09111.09301.0903
H61.01412.03022.03022.63592.63592.44702.91402.44702.91403.64012.48462.97743.64012.48462.9774
H72.13311.10162.70132.16064.11612.44701.76022.50363.01912.48192.52693.06764.79444.33694.6552
H82.06861.09352.65242.15184.05122.91401.76023.01912.40312.50113.06542.49064.73364.61764.2393
H92.13312.70131.10164.11612.16062.44702.50363.01911.76024.79444.33694.65522.48192.52693.0676
H102.06862.65241.09354.05122.15182.91403.01912.40311.76024.73364.61764.23932.50113.06542.4906
H113.40112.16424.58421.09115.84313.64012.48192.50114.79444.73361.76461.77416.72116.03886.0052
H122.73062.16564.09241.09305.05212.48462.52693.06544.33694.61761.76461.76746.03884.96245.2370
H132.70102.15784.06891.09035.01982.97743.06762.49064.65524.23931.77411.76746.00525.23704.8972
H143.40114.58422.16425.84311.09113.64014.79444.73362.48192.50116.72116.03886.00521.76461.7741
H152.73064.09242.16565.05211.09302.48464.33694.61762.52693.06546.03884.96245.23701.76461.7674
H162.70104.06892.15785.01981.09032.97744.65524.23933.06762.49066.00525.23704.89721.77411.7674

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.830 N1 C2 H7 112.152
N1 C2 H8 107.482 N1 C3 C5 110.830
N1 C3 H9 112.152 N1 C3 H10 107.482
C2 N1 C3 112.887 C2 N1 H6 109.104
C2 C4 H11 110.830 C2 C4 H12 110.828
C2 C4 H13 110.369 C3 N1 H6 109.104
C3 C5 H14 110.830 C3 C5 H15 110.828
C3 C5 H16 110.369 C4 C2 H7 109.918
C4 C2 H8 109.704 C5 C3 H8 151.113
C5 C3 H10 109.704 H7 C2 H8 106.618
H9 C3 H10 106.618 H11 C4 H12 107.789
H11 C4 H13 108.831 H12 C4 H13 108.102
H14 C5 H15 107.789 H14 C5 H16 108.831
H15 C5 H16 108.102
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability